# A087988 (b-file synthesized from sequence entry)
1 0
2 1
3 2
4 11
5 101
6 111
7 1001
8 10001
9 10101
10 11011
11 100001
12 101101
13 110011
14 1000001
15 1001001
16 1100011
17 10000001
18 10011001
19 10100101
20 11000011
21 100000001
22 100010001
23 100101001
24 101000101
25 110000011
26 1000000001
27 1000110001